>4YGW_1|Chain A[auth b]|S-peptide: ACE-LYS-GLU-THR-ALA-ALA-HCS-LYS-PHE-GLU-HCS-GLN-HIS-MET-ASP-SER|synthetic construct (32630)
XKETAAXKFEXQHMDS
>4YGW_2|Chain B|Ribonuclease A C2|Bos taurus (9913)
SSNYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMSITDCRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHFDASV